20144034210103 has 4 divisors (see below), whose sum is σ = 20419979884288. Its totient is φ = 19868088535920.

The previous prime is 20144034210101. The next prime is 20144034210107. The reversal of 20144034210103 is 30101243044102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20144034210103 - 2¹ = 20144034210101 is a prime.

It is a super-2 number, since 2×20144034210103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20144034210101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137972836983 + ... + 137972837128.

It is an arithmetic number, because the mean of its divisors is an integer number (5104994971072).

Almost surely, 2^{20144034210103} is an apocalyptic number.

20144034210103 is a deficient number, since it is larger than the sum of its proper divisors (275945674185).

20144034210103 is an equidigital number, since it uses as much as digits as its factorization.

20144034210103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275945674184.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 20144034210103 its reverse (30101243044102), we get a palindrome (50245277254205).

The spelling of 20144034210103 in words is "twenty trillion, one hundred forty-four billion, thirty-four million, two hundred ten thousand, one hundred three".